21167216007

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{617}}^1\times {\mathrm{27689}}^1$

素因数の和:28375

約数の個数: 32

約数和(自身を含む): 32855846400

約数和(自身を除く): 11688630393

約数列:

[1, 3, 7, 21, 59, 177, 413, 617, 1239, 1851, 4319, 12957, 27689, 36403, 83067, 109209, 193823, 254821, 581469, 764463, 1633651, 4900953, 11435557, 17084113, 34306671, 51252339, 119588791, 358766373, 1007962667, 3023888001, 7055738669, 21167216007]

約数ペア:

[(1, 21167216007), (3, 7055738669), (7, 3023888001), (21, 1007962667), (59, 358766373), (177, 119588791), (413, 51252339), (617, 34306671), (1239, 17084113), (1851, 11435557), (4319, 4900953), (12957, 1633651), (27689, 764463), (36403, 581469), (83067, 254821), (109209, 193823)]